ESP32 Firmware Flashers

ESP32 CYD CO2 Dashboard

Indoor air quality dashboard using ESP32-2432S028 CYD and SCD30/SCD40/SCD41.

Flash Firmware GitHub

ESP32 CYD Ham Dashboard

ESP32-2432S028 CYD Ham radio dashboard with propagation, greyline and DX information.

Flash Firmware GitHub

ESP32 CYD Hardware Diagnostic Tool

Identify unknown Cheap-Yellow-Display boards, test every component (display, touch, SD, etc.) and generate a hardware report you can paste into a GitHub issue.

Flash Firmware GitHub